Course detail

CAD in Communication Subsystems

FEKT-BRKSAcad. year: 2010/2011

Very high frequency and microwave communication systems. Propagation of electromagnetic waves in free space. Basic types of RF and MW transmission lines and its properties. Design and simulation of planar filters. Power dividers power combiners, RF switches, directional couplers - design and simulation. Basics of UHF and MW antennas. Horn, reflector and planar antennas. Its properties, design and simulation. Linear amplifiers, nonlinear circuits.

Language of instruction

Czech

Number of ECTS credits

6

Mode of study

Not applicable.

Guarantor

Ing. Petr Vágner, Ph.D.

Department

Department of Radio Electronics (UREL)

Learning outcomes of the course unit

Ability to design and model selected RF components of a communication system.

Prerequisites

The subject knowledge on the secondary school level is required.

Co-requisites

Not applicable.

Planned learning activities and teaching methods

Teaching methods depend on the type of course unit as specified in the article 7 of BUT Rules for Studies and Examinations.

Assesment methods and criteria linked to learning outcomes

Student can obtain up to 45 points for activities in computer labs. An individual project is honored by 25 points (maximally), and the tests can be honored by up to 30 points.

Course curriculum

1) Propagation of EM waves. Introduction to Ansoft HFSS.
2) RF transmission lines.
3) Basic types of microwave antennas.
4) Reflector antennas. Parabolic antennas - properties of feed system.
5) Directional couplers, power dividers and combiners.
6) Lowpass filters.
7) Bandpass filters.
8) Linear amplifiers. Low noise preamplifiers.
9) Nonlinear circuits. Frequency multipliers, mixers.
10) Optimization.
11) Individual projects.

Work placements

Not applicable.

Aims

Introduction to design and modeling of RF components of a communication chain in commercial software.

Specification of controlled education, way of implementation and compensation for absences

The content and forms of instruction in the evaluated course are specified by a regulation issued by the lecturer responsible for the course and updated for every academic year.

Recommended optional programme components

Not applicable.

Prerequisites and corequisites

Not applicable.

Basic literature

ANSOFT Corp., Designer SV 2.2: User's Guide. Pittsburg: Ansoft Corp., 2005.
ANSOFT Corp., High Frequency Structure Simulator v10: User's Guide. Pittsburg: Ansoft Corp., 2005.

Recommended reading

Not applicable.

Classification of course in study plans

  • Programme EEKR-B Bachelor's

    branch B-EST , 3. year of study, summer semester, optional specialized

Type of course unit

 

Lecture

26 hours, optionally

Teacher / Lecturer

Ing. Petr Vágner, Ph.D.

Syllabus

Radio-communication chain. Computer modeling of radio-connection by space wave.
Transmission lines. Modeling waveguides and planar transmission lines in FEMLAB.
Antennas. Modeling horn antennas in FEMLAB.
Antennas. Modeling planar antennas in ANSOFT Designer.
Filters. Modeling planar filters in ANSOFT Designer.
Amplifiers. Modeling linear HF circuits in ANSOFT Designer.
Frequency doublers. Modeling non-linear HF circuits in ANSOFT Serenade.
Oscillators. Designing oscillators in ANSOFT
Serenade. System design in ANSOFT Serenade: coders and decoders.

Exercise in computer lab

39 hours, compulsory

Teacher / Lecturer

Ing. Petr Vágner, Ph.D.

Syllabus

Radio-communication chain. Computer modeling of radio-connection by space wave.
Transmission lines. Modeling waveguides and planar transmission lines in FEMLAB.
Antennas. Modeling horn antennas in FEMLAB.
Antennas. Modeling planar antennas in ANSOFT Designer.
Filters. Modeling planar filters in ANSOFT Designer.
Amplifiers. Modeling linear HF circuits in ANSOFT Designer.
Frequency doublers. Modeling non-linear HF circuits in ANSOFT Serenade.
Oscillators. Designing oscillators in ANSOFT Serenade.
System design in ANSOFT Serenade: coders and decoders.